// Created by zyq on 2025/2/28.
#include "iostream"

using namespace std;

int main() {

    int arr[3][4] = {
            {1, 2,  3,  4},
            {5, 6,  7,  8},
            {9, 10, 11, 12}
    };

    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 4; j++) {
            cout << arr[i][j] << " ";
        }
        cout << endl;
    }

    int arr2[3][4][5] = {
            {
                    {1,  2,  3,  4,  5},
                    {6,  7,  8,  9,  10},
                    {11, 12, 13, 14, 15},
                    {16, 17, 18, 19, 20}
            },
            {
                    {21, 22, 23, 24, 25},
                    {26, 27, 28, 29, 30},
            }
    };

    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 4; j++) {
            for (int k = 0; k < 5; k++) {
                cout << arr2[i][j][k] << " ";
            }
            cout << endl;
        }
        cout << endl;
    }


    return 0;
}